西墙教案   xī qiáng jiào àn 拆东墙,补西墙 chāi dōngqiáng,bǔ xīqiáng[resort to a makeshift solution as tearing down the east wall to repair the west wall;keep up one's strength in one place at the expense of the other] 比喻拉东补西,勉强拼凑,穷于应付。

西 墙 教 案